Single lever lavatory set



FIG. 1 is a perspective view of a single lever lavatory set showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof, the right side view being a mirror image of the left side;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view.

The broken lines in the Figures are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a single lever lavatory set, as shown and described. 